Stay updated with real-time air quality in North Union Township, Pennsylvania featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
45
Good
North Union Township, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.72 μg/m³
0
55
155
255
425
605+
49.12 ppb
0
55
71
86
201
201+
0.91 ppb
0
36
76
186
605
1005+
6.19 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
North Union Township, Pennsylvania
North Union Township, Pennsylvania
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AQI 45
Good
5.68μg/m³
PM2.5
24.72μg/m³
PM10
49.12ppb
O3
0.91ppb
SO2
6.19ppb
NO2
0.22ppm
CO
AQI 44
Good
6.61μg/m³
PM2.5
29.52μg/m³
PM10
47.37ppb
O3
0.93ppb
SO2
5.59ppb
NO2
0.22ppm
CO
AQI 48
Good
6.04μg/m³
PM2.5
27.98μg/m³
PM10
52.13ppb
O3
0.95ppb
SO2
4.53ppb
NO2
0.23ppm
CO
AQI 45
Good
8.39μg/m³
PM2.5
37.20μg/m³
PM10
49.31ppb
O3
0.94ppb
SO2
6.49ppb
NO2
0.24ppm
CO
AQI 49
Good
5.90μg/m³
PM2.5
27.54μg/m³
PM10
52.84ppb
O3
0.95ppb
SO2
4.28ppb
NO2
0.22ppm
CO
AQI 46
Good
6.96μg/m³
PM2.5
31.04μg/m³
PM10
50.31ppb
O3
0.92ppb
SO2
5.42ppb
NO2
0.27ppm
CO
Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for North Union Township, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in North Union Township, Pennsylvania was at its worst at 09:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in North Union Township, Pennsylvania was observed at 12:00:00 on 2026-04-23.
As of now, the AQI in North Union Township, Pennsylvania is 45, indicating Good conditions.
North Union Township, Pennsylvania air has the highest levels of O3.
Poor air quality in North Union Township, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in North Union Township, Pennsylvania are currently 5.681 μg/m3.
The PM10 concentration in North Union Township, Pennsylvania is 24.718 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in North Union Township, Pennsylvania is 0.221 ppm.
Currently, North Union Township, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.905 ppb.
The current ozone (O3) level in North Union Township, Pennsylvania at the moment is 49.118 ppm.
Nitrogen dioxide (NO2) level in North Union Township, Pennsylvania at the moment is 6.188 ppb.
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